. >> ifill: protests surrounding egyptian president mohammed morsi's recent power grab and a hastily drafted constitution turned violent again today. jeffrey brown reports. >> brown: police outside the presidential palace in cairo retreated this evening after a crowd broke through their lines. officers fired back with tear gas but eventually a loud... allowed protestors to make their way to the palace gates. some threw stones toward the billing. security officials said president mohammed morsi left the palace as the demonstrations grew larger, reportedly to more than 100,000. it has become commonplace in the last few weeks. they follow morsi's recent decree that expands his powers and hastily drafted constitution put together by an islamist dominated committee. >> we won't be able to speak. there won't be a court that we can go talk to. he has made himself a force and he said it is a rather force. this is something we cannot believe. we've been 0 years being betrayed. we won't believe morsi. he will remain seated in the chair and not leave it. >> brown: on another front several of eg